EKPO table is not getting updated with changed material price

Hi All,

I have a scheduling agreement in which for four line items, the material master shows correct price since it is changed last on 04.07.2008. But problem is that EKPO table it is not yet updated with changed price for these materials.

Can any one suggest me how to get the correct prices for this line items of Scheduling Agreement in EKPO table? Is thereany programme to be run??